Finding the Fourth Proportional to 358,404.23, 537,305.02 and 239,713.31
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Solution
The fourth proportional to 358,404.23, 537,305.02 and 239,713.31 is: 359,368.42
Step by Step Solution
- Step 1: Write the proportion equation
358,404.23 : 537,305.02 = 239,713.31 : x - Step 2: Convert to fraction form
358,404.23/537,305.02 = 239,713.31/x - Step 3: Cross multiply
358,404.23x = 537,305.02 × 239,713.31 - Step 4: Simplify right side
358,404.23x = 128,799,160,938.73 - Step 5: Solve for x
x = 128,799,160,938.73/358,404.23 - Step 6: Final answer
x = 359,368.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.